Finding the Third Proportional to 890,297 and 1,886,530

Step by Step Solution

1. Step 1: Write the proportion equation
   890,297 : 1,886,530 = 1,886,530 : x
2. Step 2: Convert to fraction form
   890,297/1,886,530 = 1,886,530/x
3. Step 3: Cross multiply
   890,297x = 1,886,530 × 1,886,530
4. Step 4: Simplify right side
   890,297x = 3,558,995,440,900
5. Step 5: Solve for x
   x = 3,558,995,440,900/890,297
6. Step 6: Final answer
   x = 3,997,537.27